package com.library.common.response;

import com.library.common.constant.Constants;

import java.io.Serializable;

public class Result <T> implements Serializable {
    private static final long serialVersionUID = 1L;
    /**
     * 成功
     */
    public static final int success = Constants.SUCCESS;
    /**
     * 失败
     */
    public static final int error= Constants.FAIL;
    /**
     * 状态码
     */
    private int code;
    /**
     * 状态信息，错误描述
     */
    private String msg;
    /**
     * 返回数据
     */
    private T data;

    public static <T> Result<T> success( ) {
        return result(null,success,"操作成功");
    }
    public static <T> Result<T> success( T data) {
        return result(data,success,"操作成功");
    }
    public static <T> Result<T> success(String msg, T data) {
        return result(data,success,msg);
    }
    public static <T> Result<T> error() {
        return result(null,error,"操作失败");
    }
    public static <T> Result<T> error(String msg) {
        return result(null,error,msg);
    }
    public static <T> Result<T> error(int code, String msg) {
        Result<T> result = new Result<T>();
        result.setCode(code);
        result.setMsg(msg);
        return result;
    }
    public static <T> Result<T> error(T data) {
        return result(data,error,"操作失败");
    }
    private static <T> Result<T> result(T data, int code, String msg) {
        Result<T> result = new Result<>();
        result.setCode(code);
        result.setData(data);
        result.setMsg(msg);
        return result;
    }
    public int getCode() {
        return code;
    }
    public void setCode(int code) {
        this.code = code;
    }
    public String getMsg() {
        return msg;
    }
    public void setMsg(String msg) {
        this.msg = msg;
    }
    public T getData() {
        return data;
    }
    public void setData(T data) {
        this.data = data;
    }
}
